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ffmpeg: remove superfluous custom cuvid hwaccel

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It's a duplicate of the properly implemented nvdec libavcodec hwaccel

Reviewed-by: Timo Rothenpieler <timo@rothenpieler.org>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2020-03-03 13:16:55 -03:00
parent 70209000fd
commit 60b1f85b67
4 changed files with 1 additions and 80 deletions
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1
fftools/Makefile
View File

@ -10,7 +10,6 @@ ALLAVPROGS = $(AVBASENAMES:%=%$(PROGSSUF)$(EXESUF))
ALLAVPROGS_G = $(AVBASENAMES:%=%$(PROGSSUF)_g$(EXESUF))
OBJS-ffmpeg += fftools/ffmpeg_opt.o fftools/ffmpeg_filter.o fftools/ffmpeg_hw.o
OBJS-ffmpeg-$(CONFIG_CUVID) += fftools/ffmpeg_cuvid.o
OBJS-ffmpeg-$(CONFIG_LIBMFX) += fftools/ffmpeg_qsv.o
ifndef CONFIG_VIDEOTOOLBOX
OBJS-ffmpeg-$(CONFIG_VDA) += fftools/ffmpeg_videotoolbox.o

2
fftools/ffmpeg.h
View File

@ -61,7 +61,6 @@ enum HWAccelID {
HWACCEL_GENERIC,
HWACCEL_VIDEOTOOLBOX,
HWACCEL_QSV,
HWACCEL_CUVID,
};
typedef struct HWAccel {
@ -654,7 +653,6 @@ int ffmpeg_parse_options(int argc, char **argv);
int videotoolbox_init(AVCodecContext *s);
int qsv_init(AVCodecContext *s);
int cuvid_init(AVCodecContext *s);
HWDevice *hw_device_get_by_name(const char *name);
int hw_device_init_from_string(const char *arg, HWDevice **dev);

73
fftools/ffmpeg_cuvid.c
View File

@ -1,73 +0,0 @@
/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/hwcontext.h"
#include "libavutil/pixdesc.h"
#include "ffmpeg.h"
static void cuvid_uninit(AVCodecContext *avctx)
{
InputStream *ist = avctx->opaque;
av_buffer_unref(&ist->hw_frames_ctx);
}
int cuvid_init(AVCodecContext *avctx)
{
InputStream *ist = avctx->opaque;
AVHWFramesContext *frames_ctx;
int ret;
av_log(avctx, AV_LOG_VERBOSE, "Initializing cuvid hwaccel\n");
if (!hw_device_ctx) {
ret = av_hwdevice_ctx_create(&hw_device_ctx, AV_HWDEVICE_TYPE_CUDA,
ist->hwaccel_device, NULL, 0);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error creating a CUDA device\n");
return ret;
}
}
av_buffer_unref(&ist->hw_frames_ctx);
ist->hw_frames_ctx = av_hwframe_ctx_alloc(hw_device_ctx);
if (!ist->hw_frames_ctx) {
av_log(avctx, AV_LOG_ERROR, "Error creating a CUDA frames context\n");
return AVERROR(ENOMEM);
}
frames_ctx = (AVHWFramesContext*)ist->hw_frames_ctx->data;
frames_ctx->format = AV_PIX_FMT_CUDA;
frames_ctx->sw_format = avctx->sw_pix_fmt;
frames_ctx->width = avctx->width;
frames_ctx->height = avctx->height;
av_log(avctx, AV_LOG_DEBUG, "Initializing CUDA frames context: sw_format = %s, width = %d, height = %d\n",
av_get_pix_fmt_name(frames_ctx->sw_format), frames_ctx->width, frames_ctx->height);
ret = av_hwframe_ctx_init(ist->hw_frames_ctx);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error initializing a CUDA frame pool\n");
return ret;
}
ist->hwaccel_uninit = cuvid_uninit;
return 0;
}

5
fftools/ffmpeg_opt.c
View File

@ -72,9 +72,6 @@ const HWAccel hwaccels[] = {
#endif
#if CONFIG_LIBMFX
{ "qsv", qsv_init, HWACCEL_QSV, AV_PIX_FMT_QSV },
#endif
#if CONFIG_CUVID
{ "cuvid", cuvid_init, HWACCEL_CUVID, AV_PIX_FMT_CUDA },
#endif
{ 0 },
};
@ -822,7 +819,7 @@ static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
MATCH_PER_STREAM_OPT(hwaccels, str, hwaccel, ic, st);
if (hwaccel) {
// The NVDEC hwaccels use a CUDA device, so remap the name here.
if (!strcmp(hwaccel, "nvdec"))
if (!strcmp(hwaccel, "nvdec") || !strcmp(hwaccel, "cuvid"))
hwaccel = "cuda";
if (!strcmp(hwaccel, "none"))